Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index -5.64
Milk (kg) 194.00 -0.014 -2.72
Fat (kg) 1.95 -0.375 -0.73
Prot (kg) 4.96 -0.441 -2.19
Fertility Sub Index -1.93
Calving Interval (days) 1.49 -1.459 -2.17
Survival (%) 0.22 1.117 0.25
Calving Sub Index 1.86
Gestation Length (days) -2.02 -0.919 1.86
Beef Sub Index -3.74
Carcass Weight (kg) 2.90 -0.528 -1.53
Age of Slaughter (days) 5.12 -0.432 -2.21
Maintenance Sub Index Maint. Sub Index -3.03
Live WT (kg) 9.90 -0.307 -3.03
Total Carbon Sub Index -12.48

* Based on an €80/tonne carbon price